Dan Bartmann is the founder of do-it-yourself renewable energy website www.OtherPower.com, which he started in 1999 to educate the public about solar, wind, and hydroelectric power. In addition to co-authoring Homebrew Wind Power, he writes for both Home Power and BackHome magazines. Bartmann's wind turbine designs have received acclaim from wind industry experts, and he focuses on wind power systems that can be locally manufactured and installed in remote, undeveloped parts of the world. He gives frequent educational lectures, seminars, and hands-on workshops around the world. Dan grew up off the grid, and now lives high in the mountains West of Fort Collins, 11 miles from the nearest power line.

Dan Fink is a renewable energy journalist and consultant based high in the mountains West of Fort Collins. He has lived completely off the grid since 1991, and spent over eight years in the field designing and installing renewable energy systems. He joined the www.OtherPower.com staff in 2000 as Technical Director, and is co-author of Homebrew Wind Power. His articles and photographs have appeared in such magazines as Home Power, BackHome, Lighting Today, The Energy Self-Sufficiency Newsletter, Zymurgy, Full-Size Jeep, and Fly Rod and Reel. Dan Fink is also an on-call "Ask the Experts" columnist for Home Power magazine, and a renewable energy blogger for www.sunpluggers.com.